There are many ways to tell if people are healthy. Some indicators of good health are so simplistic that you may never have heard of them. One of the simplest tests of health I know of is referred to ...

You’re walking, but is it straight to the grave? A growing body of research suggests that this everyday movement can reveal how fast your body and brain are aging — and it might even be able to ...

You know your chronological age. But do you know your biological age? For the former, you just count the number of candles on your birthday cake. But for the latter, a newly trendy measure of how fast ...

A quick brain-training challenge that tests how fast you can read under pressure. Less than 20% of people can keep up with this speed — can you? Try it and see how sharp your mind really is. Putin ...